/Engine/Source/Runtime/Engine/Classes/Engine/WorldComposition.h
Helper structure which holds information about level package which participates in world composition
struct FWorldCompositionTile
FWorldTileInfo
Info
Tile information.
TArray<FName>
LODPackageNames
Found LOD levels since last rescan.
FName
PackageName
Long package name.
double
StreamingLevelStateChangeTime
Timestamp when we have changed streaming level state.